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Copyright (C) 2015 The Android Open Source Project

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
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<link rel="import" href="../../../bower_components/polymer/polymer.html">
<link rel="import" href="../../../behaviors/gr-patch-set-behavior/gr-patch-set-behavior.html">
<link rel="import" href="../../../behaviors/gr-path-list-behavior/gr-path-list-behavior.html">
<link rel="import" href="../../../behaviors/keyboard-shortcut-behavior/keyboard-shortcut-behavior.html">
<link rel="import" href="../../../behaviors/rest-client-behavior/rest-client-behavior.html">
<link rel="import" href="../../../bower_components/iron-dropdown/iron-dropdown.html">
<link rel="import" href="../../../styles/shared-styles.html">
<link rel="import" href="../../core/gr-navigation/gr-navigation.html">
<link rel="import" href="../../core/gr-reporting/gr-reporting.html">
<link rel="import" href="../../shared/gr-button/gr-button.html">
<link rel="import" href="../../shared/gr-count-string-formatter/gr-count-string-formatter.html">
<link rel="import" href="../../shared/gr-dropdown-list/gr-dropdown-list.html">
<link rel="import" href="../../shared/gr-fixed-panel/gr-fixed-panel.html">
<link rel="import" href="../../shared/gr-icons/gr-icons.html">
<link rel="import" href="../../shared/gr-rest-api-interface/gr-rest-api-interface.html">
<link rel="import" href="../../shared/gr-select/gr-select.html">
<link rel="import" href="../../shared/revision-info/revision-info.html">
<link rel="import" href="../gr-comment-api/gr-comment-api.html">
<link rel="import" href="../gr-diff-cursor/gr-diff-cursor.html">
<link rel="import" href="../gr-diff-mode-selector/gr-diff-mode-selector.html">
<link rel="import" href="../gr-diff-preferences/gr-diff-preferences.html">
<link rel="import" href="../gr-diff-host/gr-diff-host.html">
<link rel="import" href="../gr-patch-range-select/gr-patch-range-select.html">

<dom-module id="gr-diff-view">
  <template>
    <style include="shared-styles">
      :host {
        background-color: var(--view-background-color);
      }
      .hidden {
        display: none;
      }
      gr-patch-range-select {
        display: block;
      }
      gr-diff {
        border: none;
        --diff-container-styles: {
          border-bottom: 1px solid var(--border-color);
        }
      }
      gr-fixed-panel {
        background-color: var(--view-background-color);
        border-bottom: 1px solid var(--border-color);
        z-index: 1;
      }
      header,
      .subHeader {
        align-items: center;
        display: flex;
        justify-content: space-between;
      }
      header {
        padding: .75em var(--default-horizontal-margin);
      }
      .patchRangeLeft {
        align-items: center;
        display: flex;
      }
      .navLink:not([href]),
      .downloadLink:not([href]) {
        color: var(--deemphasized-text-color);
      }
      .navLinks {
        align-items: center;
        display: flex;
        white-space: nowrap;
      }
      .navLink {
        padding: 0 .25em;
      }
      .reviewed {
        display: inline-block;
        margin: 0 .25em;
        vertical-align: .15em;
      }
      .jumpToFileContainer {
        display: inline-block;
      }
      .mobile {
        display: none;
      }
      gr-button {
        padding: .3em 0;
        text-decoration: none;
      }
      .loading {
        color: var(--deemphasized-text-color);
        font-size: 2rem;
        height: 100%;
        padding: 1em var(--default-horizontal-margin);
        text-align: center;
      }
      .subHeader {
        flex-wrap: wrap;
        margin: 0 var(--default-horizontal-margin) .75em;
      }
      .subHeader > div {
        margin-top: .25em;
      }
      .prefsButton {
        text-align: right;
      }
      .noOverflow {
        display: block;
        overflow: auto;
      }
      .editMode .hideOnEdit {
        display: none;
      }
      .blameLoader,
      .fileNum {
        display: none;
      }
      .blameLoader.show,
      .fileNum.show ,
      .download,
      .preferences,
      .rightControls {
        align-items: center;
        display: flex;
      }
      .diffModeSelector {
        align-items: center;
        display: flex;
      }
      .diffModeSelector span {
        margin-right: .2rem;
      }
      .diffModeSelector.hide,
      .separator.hide {
        display: none;
      }
      gr-dropdown-list {
        --trigger-style: {
          text-transform: none;
        }
      }
      @media screen and (max-width: 50em) {
        header {
          padding: .5em var(--default-horizontal-margin);
        }
        .dash {
          display: none;
        }
        .desktop {
          display: none;
        }
        .fileNav {
          align-items: flex-start;
          display: flex;
          margin: 0 .25em;
        }
        .fullFileName {
          display: block;
          font-style: italic;
          min-width: 50%;
          padding: 0 .1em;
          text-align: center;
          width: 100%;
          word-wrap: break-word;
        }
        .reviewed {
          vertical-align: -.1em;
        }
        .mobileNavLink {
          color: var(--primary-text-color);
          font-size: 1.5rem;
          font-weight: var(--font-weight-bold);
          text-decoration: none;
        }
        .mobileNavLink:not([href]) {
          color: var(--deemphasized-text-color);
        }
        .jumpToFileContainer {
          display: block;
          width: 100%;
        }
        gr-dropdown-list {
          width: 100%;
          --gr-select-style: {
            display: block;
            width: 100%;
          }
          --native-select-style: {
            width: 100%;
          }
        }
      }
    </style>
    <gr-fixed-panel
        class$="[[_computeContainerClass(_editMode)]]"
        floating-disabled="[[_panelFloatingDisabled]]"
        keep-on-scroll
        ready-for-measure="[[!_loading]]">
      <header>
        <h3>
          <a href$="[[_computeChangePath(_change, _patchRange.*, _change.revisions)]]">
            [[_changeNum]]</a><span>:</span>
          <span>[[_change.subject]]</span>
          <span class="dash">—</span>
          <input id="reviewed"
              class="reviewed hideOnEdit"
              type="checkbox"
              on-change="_handleReviewedChange"
              hidden$="[[!_loggedIn]]" hidden>
          <div class="jumpToFileContainer">
            <gr-dropdown-list
                id="dropdown"
                value="[[_path]]"
                on-value-change="_handleFileChange"
                items="[[_formattedFiles]]"
                initial-count="75">
           </gr-dropdown-list>
          </div>
        </h3>
        <div class="navLinks desktop">
          <span class$="fileNum [[_computeFileNumClass(_fileNum, _formattedFiles)]]">
            File [[_fileNum]] of [[_formattedFiles.length]]
            <span class="separator"></span>
          </span>
          <a class="navLink"
              href$="[[_computeNavLinkURL(_change, _path, _fileList, -1, 1)]]">
            Prev</a>
          <span class="separator"></span>
          <a class="navLink"
              href$="[[_computeChangePath(_change, _patchRange.*, _change.revisions)]]">
            Up</a>
          <span class="separator"></span>
          <a class="navLink"
              href$="[[_computeNavLinkURL(_change, _path, _fileList, 1, 1)]]">
            Next</a>
        </div>
      </header>
      <div class="subHeader">
        <div class="patchRangeLeft">
          <gr-patch-range-select
              id="rangeSelect"
              change-num="[[_changeNum]]"
              change-comments="[[_changeComments]]"
              patch-num="[[_patchRange.patchNum]]"
              base-patch-num="[[_patchRange.basePatchNum]]"
              files-weblinks="[[_filesWeblinks]]"
              available-patches="[[_allPatchSets]]"
              revisions="[[_change.revisions]]"
              revision-info="[[_revisionInfo]]"
              on-patch-range-change="_handlePatchChange">
          </gr-patch-range-select>
          <span class="download desktop">
            <span class="separator"></span>
            <a
              class="downloadLink"
              download
              href$="[[_computeDownloadLink(_change.project, _changeNum, _patchRange, _path)]]">
              Download
            </a>
          </span>
        </div>
        <div class="rightControls">
          <span class$="blameLoader [[_computeBlameLoaderClass(_isImageDiff)]]">
            <gr-button
                link
                disabled="[[_isBlameLoading]]"
                on-tap="_toggleBlame">[[_computeBlameToggleLabel(_isBlameLoaded, _isBlameLoading)]]</gr-button>
            <span class="separator"></span>
          </span>
          <div class$="diffModeSelector [[_computeModeSelectHideClass(_isImageDiff)]]">
            <span>Diff view:</span>
            <gr-diff-mode-selector
                id="modeSelect"
                save-on-change="[[!_diffPrefsDisabled]]"
                mode="{{changeViewState.diffMode}}"></gr-diff-mode-selector>
          </div>
          <span id="diffPrefsContainer"
              hidden$="[[_computePrefsButtonHidden(_prefs, _diffPrefsDisabled)]]" hidden>
            <span class="preferences desktop">
              <gr-button
                  link
                  class="prefsButton"
                  has-tooltip
                  title="Diff preferences"
                  on-tap="_handlePrefsTap"><iron-icon icon="gr-icons:settings"></iron-icon></gr-button>
            </span>
          </span>
          <gr-endpoint-decorator name="annotation-toggler">
            <span hidden id="annotation-span">
              <label for="annotation-checkbox" id="annotation-label"></label>
              <input is="iron-input" type="checkbox" id="annotation-checkbox" disabled>
            </span>
          </gr-endpoint-decorator>
        </div>
      </div>
      <div class="fileNav mobile">
        <a class="mobileNavLink"
          href$="[[_computeNavLinkURL(_change, _path, _fileList, -1, 1)]]">
          &lt;</a>
        <div class="fullFileName mobile">[[computeDisplayPath(_path)]]
        </div>
        <a class="mobileNavLink"
            href$="[[_computeNavLinkURL(_change, _path, _fileList, 1, 1)]]">
          &gt;</a>
      </div>
    </gr-fixed-panel>
    <div class="loading" hidden$="[[!_loading]]">Loading...</div>
    <gr-diff-host
        id="diffHost"
        hidden
        hidden$="[[_loading]]"
        class$="[[_computeDiffClass(_panelFloatingDisabled)]]"
        is-image-diff="{{_isImageDiff}}"
        files-weblinks="{{_filesWeblinks}}"
        change-num="[[_changeNum]]"
        commit-range="[[_commitRange]]"
        patch-range="[[_patchRange]]"
        path="[[_path]]"
        prefs="[[_prefs]]"
        project-name="[[_change.project]]"
        view-mode="[[_diffMode]]"
        is-blame-loaded="{{_isBlameLoaded}}"
        on-comment-anchor-tap="_onLineSelected"
        on-line-selected="_onLineSelected">
    </gr-diff-host>
    <gr-diff-preferences
        id="diffPreferences"
        prefs="{{_prefs}}"
        local-prefs="{{_localPrefs}}"></gr-diff-preferences>
    <gr-rest-api-interface id="restAPI"></gr-rest-api-interface>
    <gr-storage id="storage"></gr-storage>
    <gr-diff-cursor id="cursor"></gr-diff-cursor>
    <gr-comment-api id="commentAPI"></gr-comment-api>
    <gr-reporting id="reporting"></gr-reporting>
  </template>
  <script src="gr-diff-view.js"></script>
</dom-module>
